This vending machine only gives you coffee when you yawnRob Bricken10/07/13 11:20am31EditPromoteGo to permalink Douwe Egberts is a Dutch producer of coffeemakers. Direct is a very clever South African advertising agency. Combine the two, and what do you get? An awesome vending machine in Johannesburg's O.R. Tambo International Airport that distributes free cups of coffee to the people it sees yawn.